Solicitação de exame técnico
#4.1
08/08/1989
RPI 981
Application data
Number
PI8605090Type
Filing
Publication
The patent was granted on 04/30/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 08/08/1989. We update with every new RPI gazette, published weekly.
Applicants
D. C. (pessoa física)
US
Inventors
F. Z. (pessoa física)
US
Publications in the Brazilian Industrial Property Gazette (RPI).
#4.1
08/08/1989
RPI 981
#3.1
07/21/1987
RPI 874
#2.1
04/07/1987
RPI 859
#18.2
10/03/1995
RPI 1296
#16.1
04/30/1991
RPI 1065
#13.1
12/26/1990
RPI 1047
#9.1
09/11/1990
RPI 1032
From the same holder
Same category
Patent monitoring
Receive alerts on INPI events, decisions, and expiry dates for your portfolio.